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32-bit microcontroller IP. The ARM company which designs the ARM cores doesn't make controllers itself, but licences the IP to other manufacturers. ARM is the leading 32-bit controller and is available from tens of suppliers.

2 votes

Role of syscalls.c

Adding to @0___________ answer, the assert() function from <assert.h> will ultimately call the void _exit (int status) function in syscall.c.
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What is the impact of unhandled exception on microcontroller peripherals?

I always assumed that when an unhandled ARM exception occurs (i.e segfault), the microcontroller just stops executing code. …
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